Check cert->isRoot to skip extraneous root certificates in certificate

net/data/ssl/certificates/globalsign_root_ca_md5.pem

Index: net/data/ssl/certificates/globalsign_root_ca_md5.pem
===================================================================
--- net/data/ssl/certificates/globalsign_root_ca_md5.pem	(revision 0)
+++ net/data/ssl/certificates/globalsign_root_ca_md5.pem	(revision 0)
@@ -0,0 +1,78 @@
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number:
+            02:00:00:00:00:00:d6:78:b7:94:05
+        Signature Algorithm: md5WithRSAEncryption
+        Issuer: C=BE, O=GlobalSign nv-sa, OU=Root CA, CN=GlobalSign Root CA
+        Validity
+            Not Before: Sep  1 12:00:00 1998 GMT
+            Not After : Jan 28 12:00:00 2014 GMT
+        Subject: C=BE, O=GlobalSign nv-sa, OU=Root CA, CN=GlobalSign Root CA
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+            RSA Public Key: (2048 bit)
+                Modulus (2048 bit):
+                    00:da:0e:e6:99:8d:ce:a3:e3:4f:8a:7e:fb:f1:8b:
+                    83:25:6b:ea:48:1f:f1:2a:b0:b9:95:11:04:bd:f0:
+                    63:d1:e2:67:66:cf:1c:dd:cf:1b:48:2b:ee:8d:89:
+                    8e:9a:af:29:80:65:ab:e9:c7:2d:12:cb:ab:1c:4c:
+                    70:07:a1:3d:0a:30:cd:15:8d:4f:f8:dd:d4:8c:50:
+                    15:1c:ef:50:ee:c4:2e:f7:fc:e9:52:f2:91:7d:e0:
+                    6d:d5:35:30:8e:5e:43:73:f2:41:e9:d5:6a:e3:b2:
+                    89:3a:56:39:38:6f:06:3c:88:69:5b:2a:4d:c5:a7:
+                    54:b8:6c:89:cc:9b:f9:3c:ca:e5:fd:89:f5:12:3c:
+                    92:78:96:d6:dc:74:6e:93:44:61:d1:8d:c7:46:b2:
+                    75:0e:86:e8:19:8a:d5:6d:6c:d5:78:16:95:a2:e9:
+                    c8:0a:38:eb:f2:24:13:4f:73:54:93:13:85:3a:1b:
+                    bc:1e:34:b5:8b:05:8c:b9:77:8b:b1:db:1f:20:91:
+                    ab:09:53:6e:90:ce:7b:37:74:b9:70:47:91:22:51:
+                    63:16:79:ae:b1:ae:41:26:08:c8:19:2b:d1:46:aa:
+                    48:d6:64:2a:d7:83:34:ff:2c:2a:c1:6c:19:43:4a:
+                    07:85:e7:d3:7c:f6:21:68:ef:ea:f2:52:9f:7f:93:
+                    90:cf
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Key Usage: critical
+                Certificate Sign, CRL Sign
+            X509v3 Subject Key Identifier: 
+                60:7B:66:1A:45:0D:97:CA:89:50:2F:7D:04:CD:34:A8:FF:FC:FD:4B
+            X509v3 Basic Constraints: critical
+                CA:TRUE
+    Signature Algorithm: md5WithRSAEncryption
+        ae:aa:9f:fc:b7:d2:cb:1f:5f:39:29:28:18:9e:34:c9:6c:4f:
+        6f:1a:f0:64:a2:70:4a:4f:13:86:9b:60:28:9e:e8:81:49:98:
+        7d:0a:bb:e5:b0:9d:3d:36:db:8f:05:51:ff:09:31:2a:1f:dd:
+        89:77:9e:0f:2e:6c:95:04:ed:86:cb:b4:00:3f:84:02:4d:80:
+        6a:2a:2d:78:0b:ae:6f:2b:a2:83:44:83:1f:cd:50:82:4c:24:
+        af:bd:f7:a5:b4:c8:5a:0f:f4:e7:47:5e:49:8e:37:96:fe:9a:
+        88:05:3a:d9:c0:db:29:87:e6:19:96:47:a7:3a:a6:8c:8b:3c:
+        77:fe:46:63:a7:53:da:21:d1:ac:7e:49:a2:4b:e6:c3:67:59:
+        2f:b3:8a:0e:bb:2c:bd:a9:aa:42:7c:35:c1:d8:7f:d5:a7:31:
+        3a:4e:63:43:39:af:08:b0:61:34:8c:d3:98:a9:43:34:f6:0f:
+        87:29:3b:9d:c2:56:58:98:77:c3:f7:1b:ac:f6:9d:f8:3e:aa:
+        a7:54:45:f0:f5:f9:d5:31:65:fe:6b:58:9c:71:b3:1e:d7:52:
+        ea:32:17:fc:40:60:1d:c9:79:24:b2:f6:6c:fd:a8:66:0e:82:
+        dd:98:cb:da:c2:44:4f:2e:a0:7b:f2:f7:6b:2c:76:11:84:46:
+        8a:78:a3:e3
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----